/*******************************************************************************
 * Copyright (c) 2000, 2003 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials 
 * are made available under the terms of the Common Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/cpl-v10.html
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/

package org.eclipse.ui.internal.actions;

import org.eclipse.jface.action.Action;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.util.Assert;
import org.eclipse.jface.wizard.WizardDialog;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.*;
import org.eclipse.ui.actions.WorkingSetFilterActionGroup;
import org.eclipse.ui.dialogs.IWorkingSetEditWizard;
import org.eclipse.ui.help.WorkbenchHelp;
import org.eclipse.ui.internal.IHelpContextIds;
import org.eclipse.ui.internal.WorkbenchMessages;

/**
 * Displays an IWorkingSetEditWizard for editing a working set.
 * 
 * @since 2.1
 */
public class EditWorkingSetAction extends Action {
	private Shell shell;
	private WorkingSetFilterActionGroup actionGroup;

	/**
	 * Creates a new instance of the receiver.
	 * 
	 * @param actionGroup the action group this action is created in
	 */
	public EditWorkingSetAction(WorkingSetFilterActionGroup actionGroup, Shell shell) {
		super(WorkbenchMessages.getString("EditWorkingSetAction.text")); //$NON-NLS-1$
		Assert.isNotNull(actionGroup);
		setToolTipText(WorkbenchMessages.getString("EditWorkingSetAction.toolTip")); //$NON-NLS-1$
		
		this.shell = shell;
		this.actionGroup = actionGroup;
		WorkbenchHelp.setHelp(this, IHelpContextIds.EDIT_WORKING_SET_ACTION);
	}
	/**
	 * Overrides method from Action
	 * 
	 * @see org.eclipse.jface.Action#run
	 */
	public void run() {
		IWorkingSetManager manager = PlatformUI.getWorkbench().getWorkingSetManager();
		IWorkingSet workingSet = actionGroup.getWorkingSet();
		
		if (workingSet == null) {
			setEnabled(false);
			return;
		}
		IWorkingSetEditWizard wizard = manager.createWorkingSetEditWizard(workingSet);
		if (wizard == null) {
			String title = WorkbenchMessages.getString("EditWorkingSetAction.error.nowizard.title"); //$NON-NLS-1$
			String message = WorkbenchMessages.getString("EditWorkingSetAction.error.nowizard.message"); //$NON-NLS-1$
			MessageDialog.openError(shell, title, message);
			return;
		}
		WizardDialog dialog = new WizardDialog(shell, wizard);
	 	dialog.create();		
		if (dialog.open() == WizardDialog.OK)
			actionGroup.setWorkingSet(wizard.getSelection());
	}
}